/* Metriq PRISM Laboratory · Research-first edition.
   Approved Metriq palette and unmodified PRISM identity assets. */
:root{--paper:#f7faf9;--white:#fff;--ink:#0b0d0e;--charcoal:#333;--mint:#c6f5dd;--green:#2ad189;--emerald:#06a269;--teal:#045b5d;--blue:#1972dc;--muted:#5f6b6b;--line:#d6e2de;--sans:Inter,"Helvetica Neue",Arial,sans-serif;--mono:"DejaVu Sans Mono",Consolas,monospace;--edge:clamp(22px,4.7vw,80px);color-scheme:light}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;background:var(--paper);font:16px/1.6 var(--sans);color:var(--ink);-webkit-font-smoothing:antialiased}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:550}h1,h2,h3{letter-spacing:-.045em}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit;color:inherit}button,summary{cursor:pointer}button{background:none;border:0}img,svg{display:block;max-width:100%}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--blue);outline-offset:5px}::selection{background:var(--mint);color:var(--ink)}[hidden]{display:none!important}.wrap{max-width:1536px;padding-inline:var(--edge);margin-inline:auto}.eyebrow{font:10px/1.7 var(--mono);letter-spacing:.10em;text-transform:uppercase}.micro{font:10px/1.6 var(--mono);letter-spacing:.015em}.section-label{display:flex;gap:14px;align-items:center;color:var(--teal)}.section-label::before{content:"";width:6px;height:6px;background:var(--blue);border-radius:50%;flex:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;left:20px;top:-90px;background:var(--ink);color:#fff;padding:12px 18px;z-index:100}.skip:focus{top:12px}.arrow{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.4;flex:none}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;min-height:52px;padding:14px 23px;border-radius:7px;background:var(--blue);color:white;font-size:13px;font-weight:500;transition:background .2s,transform .25s}.button:hover{background:var(--teal)}.button-dark{background:var(--ink)}.button-dark:hover{background:var(--blue)}.text-link{display:inline-flex;gap:22px;align-items:center;min-height:44px;font-size:13px}.text-link .arrow{width:17px;height:17px}.text-link:hover{color:var(--blue)}.icon-button{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;transition:background .2s,color .2s}.icon-button:hover{background:var(--ink);color:white;border-color:var(--ink)}
/* A familiar masthead. Nothing is hidden behind a spatial navigation system. */
.site-header{position:sticky;top:0;z-index:30;background:rgba(247,250,249,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:97px;display:flex;align-items:center;gap:34px}.brand{display:flex;gap:28px;align-items:center;flex:none}.brand img{width:168px;height:auto}.brand-caption{font-size:10px;color:var(--muted);border-left:1px solid var(--line);padding-left:25px;line-height:1.7;max-width:170px}.main-nav{display:flex;gap:32px;align-items:center;margin-left:auto;font-size:12px}.main-nav a{display:block;padding:15px 0;position:relative}.main-nav a::after{content:"";position:absolute;bottom:6px;left:0;right:0;height:1px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .2s}.main-nav a:hover::after,.main-nav a[aria-current=location]::after{transform:scaleX(1)}.header-cta{min-height:42px;padding:10px 17px;font-size:11px;gap:21px}.header-cta .arrow{width:16px;height:16px}.mobile-menu{display:none}.motion-toggle{width:34px;height:42px;display:grid;place-items:center;position:relative;color:var(--muted);border-radius:6px}.motion-toggle:hover{color:var(--blue);background:#1972dc0b}.motion-toggle svg{width:17px;height:17px;fill:currentColor}.motion-toggle .play-icon{display:none}.motion-toggle[aria-pressed=true] .pause-icon{display:none}.motion-toggle[aria-pressed=true] .play-icon{display:block}.motion-tip{position:absolute;top:calc(100% + 5px);right:0;padding:7px 11px;border-radius:5px;background:var(--ink);color:#fff;font-size:10px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s}.motion-toggle:hover .motion-tip,.motion-toggle:focus-visible .motion-tip{opacity:1}
/* The papers are the centerpiece: upright, legible, and directly openable. */
.hero{overflow:clip;position:relative}.hero-head{display:grid;grid-template-columns:1.26fr 1fr;gap:80px;align-items:end;padding-top:65px;padding-bottom:19px}.hero .eyebrow{margin-bottom:23px;font-size:10px}.hero h1{font-size:clamp(55px,5.95vw,92px);line-height:1.01;letter-spacing:-.067em;font-weight:550}.hero h1 span{color:var(--blue)}.hero-explanation{max-width:430px;padding-bottom:4px;justify-self:end}.hero-explanation>p{color:var(--muted);font-size:16px;line-height:1.8}.hero-actions{display:flex;align-items:center;gap:29px;flex-wrap:wrap;margin-top:23px}.hero-actions .text-link{font-size:12px}.hero-display{position:relative;max-width:1536px;margin:auto;padding:43px var(--edge) 0;isolation:isolate}.hero-display::before{position:absolute;content:"";z-index:-1;inset:12% -10% -20%;background:radial-gradient(ellipse at 59% 68%,#1972dc12,transparent 59%),radial-gradient(ellipse at 15% 73%,#c6f5dd77,transparent 43%)}.cover-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,3.5vw,54px);align-items:start;padding:35px clamp(0px,2.3vw,36px) 50px}.hero-book{position:relative;min-width:0;display:block;outline-offset:7px!important}.hero-book:nth-child(1){margin-top:32px}.hero-book:nth-child(3){margin-top:48px}.hero-book:nth-child(4){margin-top:12px}.book-float{position:relative;animation:paperFloat 8s ease-in-out infinite;animation-delay:var(--delay,0s);will-change:transform}.hero-book:nth-child(2) .book-float{--delay:-2s}.hero-book:nth-child(3) .book-float{--delay:-4s}.hero-book:nth-child(4) .book-float{--delay:-6s}.book-surface{position:relative;border-radius:2px;box-shadow:0 22px 34px -18px #0b222c66,0 5px 8px #0b0d0e18;transition:transform .45s cubic-bezier(.2,.65,.3,1),box-shadow .45s;overflow:hidden}.book-surface::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#ffffff1a,transparent 1%,#00000022 2%,transparent 5%);pointer-events:none;border:1px solid #ffffff12}.book-surface img{width:100%;height:auto;aspect-ratio:420/543;object-fit:cover}.hero-book:hover .book-surface{transform:translateY(-7px);box-shadow:0 29px 40px -18px #0b222c80,0 6px 10px #0b0d0e18}.hero-book:hover .book-float,.hero-book:focus .book-float{animation-play-state:paused}.book-open{position:absolute;right:12px;bottom:12px;display:grid;place-items:center;width:36px;height:36px;color:var(--ink);background:var(--paper);border-radius:50%;opacity:0;transform:translateY(8px);transition:opacity .25s,transform .25s}.hero-book:hover .book-open,.hero-book:focus .book-open{opacity:1;transform:translateY(0)}.display-caption{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid #c7d6d9;padding-block:21px 23px;color:#546565;font-size:10px}.display-caption>span{display:flex;gap:16px;align-items:center}.display-caption a{display:flex;align-items:center;gap:15px;color:var(--ink);min-height:30px}.display-caption .arrow{width:15px;height:15px;color:var(--blue)}.display-caption a:hover{color:var(--blue)}
@keyframes paperFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
/* Browse in a normal, vertical grid. No wheel listeners, scroll lock, or nested carousel. */
.research{padding-top:93px;padding-bottom:91px;background:var(--white);border-block:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:55px;margin-bottom:38px}.section-heading .eyebrow{margin-bottom:17px}h2{font-size:clamp(35px,3.7vw,58px);letter-spacing:-.055em;line-height:1.12}.section-heading>p{font-size:13px;line-height:1.9;color:var(--muted);max-width:38ch;padding-bottom:4px}.research-tools{margin-bottom:26px}.search-row{display:flex;align-items:center;gap:22px;justify-content:space-between;border-block:1px solid var(--line);padding-block:15px}.topics{display:flex;gap:7px;flex-wrap:wrap}.topic{padding:9px 14px;min-height:39px;border-radius:22px;font-size:11px;border:1px solid transparent;transition:background .2s,color .2s}.topic:hover{background:var(--paper)}.topic[aria-pressed=true]{background:var(--ink);color:white}.search{display:flex;align-items:center;gap:12px;max-width:290px;flex:1;min-width:180px;min-height:42px;border:1px solid var(--line);border-radius:7px;padding-inline:13px;background:var(--paper)}.search svg{width:17px;height:17px;fill:none;stroke:var(--muted);stroke-width:1.5;flex:none}.search input{width:100%;min-width:0;border:0;background:transparent;font-size:12px;padding:9px 0;outline:0}.search:focus-within{outline:2px solid var(--blue);outline-offset:2px}.search input:focus-visible{outline:0}.filter-meta{display:flex;align-items:center;gap:22px;padding-top:15px;min-height:49px}.filter-meta>p{font-size:11px;color:var(--muted)}.reset-search{font-size:11px;color:var(--blue);min-height:34px}.status-select{margin-left:auto}.status-select select{background:transparent;border:0;padding:8px 23px 8px 7px;font-size:11px;max-width:175px;min-height:38px}.view-choice{display:flex;gap:2px;align-items:center;border-left:1px solid var(--line);padding-left:13px}.view-choice button{width:38px;height:38px;display:grid;place-items:center;border-radius:4px;color:var(--muted)}.view-choice button[aria-pressed=true]{background:#1972dc0d;color:var(--blue)}.view-choice button:hover{background:var(--paper)}.view-choice svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.3}.paper-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:43px 28px}.paper-card{min-width:0;position:relative;display:flex;flex-direction:column;border-bottom:1px solid var(--line);padding-bottom:19px}.paper-visual-link{display:block;position:relative;border-radius:16px;overflow:hidden;background:#edf2f2}.paper-visual{padding:30px 51px 33px;background:linear-gradient(135deg,#edf3f3,#e6eef7);position:relative;aspect-ratio:1.18;display:flex;align-items:center;justify-content:center}.paper-card:nth-child(3n+2) .paper-visual{background:linear-gradient(135deg,#ecf2f6,#e1eef0)}.paper-card:nth-child(3n+3) .paper-visual{background:linear-gradient(135deg,#f1f5f2,#e7f0eb)}.paper-image{height:100%;max-width:100%;width:auto;object-fit:contain;box-shadow:0 15px 26px -14px #14252f70,0 4px 6px #0b0d0e1a;border-radius:1px;transition:transform .45s cubic-bezier(.2,.65,.3,1),box-shadow .4s;aspect-ratio:420/543}.paper-visual-link:hover .paper-image{transform:translateY(-7px);box-shadow:0 24px 28px -15px #14252f80,0 5px 7px #0b0d0e1a}.paper-visual-link .open-circle{position:absolute;right:16px;bottom:16px;width:36px;height:36px;border-radius:50%;background:white;display:grid;place-items:center;transition:color .2s,background .2s}.paper-visual-link:hover .open-circle{background:var(--blue);color:#fff}.open-circle .arrow{width:17px;height:17px}.paper-label{margin-top:24px;margin-bottom:9px;font:9px/1.7 var(--mono);letter-spacing:.02em;text-transform:uppercase;color:var(--teal)}.paper-title{font-size:21px;letter-spacing:-.025em;line-height:1.38;font-weight:550}.paper-title a:hover{color:var(--blue)}.paper-description{font-size:12px;line-height:1.85;color:var(--muted);margin-top:11px;margin-bottom:21px}.paper-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:13px;border-top:1px solid var(--line);font-size:10px}.paper-state{display:flex;gap:7px;align-items:center;color:var(--muted)}.paper-state::before{width:4px;height:4px;content:"";background:var(--blue);border-radius:50%;flex:none}.paper-state.held::before{background:var(--ink);border-radius:0}.paper-state.held{color:var(--ink)}.paper-bottom .record-link{display:flex;align-items:center;gap:12px;min-height:32px;color:var(--ink);font-size:11px}.record-link:hover{color:var(--blue)}.record-link .arrow{width:15px;height:15px}.catalog-type{position:relative;height:100%;aspect-ratio:420/543;background:var(--ink);color:var(--paper);padding:23px 23px 20px;display:flex;flex-direction:column;box-shadow:0 15px 26px -14px #14252f70;max-width:100%;overflow:hidden}.catalog-type .ct-head{font:7px/1.8 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:#b4cbc5}.catalog-type strong{font-size:83px;line-height:1.1;letter-spacing:-.09em;font-weight:400;color:var(--mint);margin-block:17px 8px}.catalog-type .ct-name{font-size:13px;line-height:1.35;letter-spacing:-.015em;margin-top:auto;color:white}.catalog-type .ct-foot{font:7px/1.6 var(--mono);margin-top:12px;padding-top:9px;border-top:1px solid #ffffff30;color:#bfd3cc}.catalog-type-09{background:linear-gradient(150deg,#0b1822,#045b5d)}.catalog-type-09 strong{color:#a8d3ff}.catalog-empty{text-align:center;padding:65px 24px;border:1px solid var(--line);border-radius:16px}.catalog-empty h3{font-size:28px}.catalog-empty p{color:var(--muted);font-size:13px;margin:13px 0 25px}.catalog-note{display:flex;align-items:start;justify-content:space-between;gap:30px;font-size:11px;color:var(--muted);padding-top:31px;margin-top:8px;line-height:1.8}.catalog-note p{max-width:86ch}.catalog-note .text-link{font-size:11px;white-space:nowrap;gap:14px;color:var(--ink);min-height:32px}.paper-grid.is-list{display:block}.is-list .paper-card{display:grid;grid-template-columns:118px minmax(0,1fr) 205px;gap:5px 30px;padding:25px 0}.is-list .paper-visual-link{grid-row:1/5;border-radius:8px}.is-list .paper-visual{aspect-ratio:.8;padding:13px;height:150px}.is-list .paper-visual-link .open-circle{display:none}.is-list .paper-label{grid-column:2;margin:3px 0 3px}.is-list .paper-title{grid-column:2;font-size:21px}.is-list .paper-description{grid-column:2;margin:4px 0 0}.is-list .paper-bottom{grid-column:3;grid-row:1/4;align-self:center;flex-direction:column;align-items:flex-start;justify-content:center;border-top:0;border-left:1px solid var(--line);padding:0 0 0 25px;margin:0;height:100%;max-height:105px}.is-list .catalog-type{padding:10px}.is-list .catalog-type strong{font-size:33px;margin:4px 0}.is-list .catalog-type .ct-head{font-size:4px}.is-list .catalog-type .ct-name{font-size:7px}.is-list .catalog-type .ct-foot{font-size:4px;margin-top:7px;padding-top:5px}
/* A short introduction, not a second interface to learn. */
.lab{background:var(--ink);color:var(--paper);padding-block:88px 78px;position:relative;overflow:hidden}.lab .section-label{color:var(--mint)}.lab .section-label::before{background:var(--mint)}.lab-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:120px}.lab h2{font-size:clamp(40px,4.6vw,72px);line-height:1.06;margin-top:26px;font-weight:450}.lab h2 span{color:var(--mint)}.lab-intro{padding-top:46px}.lab-intro>p{font-size:15px;line-height:1.9;color:#b8c4c1;max-width:47ch}.lab-intro .text-link{color:var(--paper);margin-top:21px;border-bottom:1px solid #596a64;font-size:12px}.lab-intro .text-link:hover{color:var(--mint)}.method-row{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;border-top:1px solid #34433f;margin-top:58px;padding-top:29px}.method-row article{display:grid;grid-template-columns:26px 1fr;gap:11px 18px}.method-row .micro{color:#84bafa;padding-top:5px}.method-row h3{font-size:23px;font-weight:450;line-height:1.4;letter-spacing:-.025em}.method-row p{grid-column:2;font-size:12px;color:#b8c4c1;line-height:1.9;max-width:35ch}.lab-foot{margin-top:36px;border-top:1px solid #34433f;padding-top:23px;color:#aebdb7;font-size:11px;display:flex;justify-content:space-between;gap:24px;align-items:center}.lab-foot .expanded-name{font-size:10px}.lab-foot a{white-space:nowrap;color:var(--paper);display:flex;align-items:center;gap:12px;font-size:10px}.lab-foot .arrow{width:14px;height:14px}
/* Commissioning: one short form, then a reviewable email draft. */
.hire{padding-block:100px;background:var(--paper);border-bottom:1px solid var(--line)}.hire-layout{display:grid;grid-template-columns:1fr 1fr;gap:105px;align-items:start}.hire h2{font-size:clamp(39px,4.2vw,65px);margin-top:25px;font-weight:500}.hire h2 span{color:var(--blue)}.hire-intro{color:var(--muted);font-size:14px;line-height:1.9;max-width:45ch;margin-top:24px}.hire-services{margin-top:28px;max-width:400px;border-top:1px solid var(--line)}.hire-services details{border-bottom:1px solid var(--line)}summary{list-style:none}summary::-webkit-details-marker{display:none}.hire-services summary{display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:13px;padding-block:18px}.hire-services summary>span{font-size:20px;color:var(--blue);font-weight:400}.hire-services details[open] summary>span{transform:rotate(45deg)}.hire-services details>p{font-size:12px;color:var(--muted);padding:0 15px 18px 0;line-height:1.8}.direct-email{font-size:12px;color:var(--muted);margin-top:24px}.direct-email a{color:var(--ink);border-bottom:1px solid #9bb8b0}.inquiry-form{background:var(--white);padding:32px;border:1px solid var(--line);border-radius:20px;min-width:0}.form-head{display:flex;gap:15px;align-items:center;justify-content:space-between;margin-bottom:26px}.form-head h3{font-size:24px;letter-spacing:-.03em}.form-head svg{color:var(--blue)}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-field{display:block;min-width:0;margin-bottom:20px}.form-field>span{display:block;font-size:11px;font-weight:500;margin-bottom:8px}.form-field small{font-size:10px;font-weight:400;color:var(--muted)}.form-field input,.form-field textarea,.form-field select{display:block;width:100%;border:1px solid var(--line);background:var(--paper);border-radius:7px;font-size:13px;min-height:46px;padding:11px 13px;outline-offset:2px}.form-field input::placeholder,.form-field textarea::placeholder{color:#697b7b;opacity:1}.form-field textarea{min-height:134px;resize:vertical;line-height:1.75}.inquiry-form .button{width:100%;justify-content:space-between;font-size:12px;margin-top:2px}.form-note{font-size:10px;color:var(--muted);line-height:1.8;margin-top:16px}.privacy-note{font-size:10px;color:var(--muted);margin-top:10px;line-height:1.75}.nojs-contact{padding:34px;border:1px solid var(--line);border-radius:16px}.nojs-contact h3{font-size:26px;margin-bottom:14px}.nojs-contact p{font-size:14px;color:var(--muted);margin-bottom:24px}
footer{background:white}.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:65px;padding-top:57px;padding-bottom:44px}.footer-brand img{width:168px;height:auto}.footer-brand p{margin-top:22px;font-size:11px;line-height:1.85;color:var(--muted);max-width:40ch}.footer-main nav{display:flex;flex-direction:column;align-items:flex-start;gap:11px;font-size:12px}.footer-main .eyebrow{font-size:9px;color:var(--muted);margin-bottom:9px}.footer-main a:hover{color:var(--blue)}.footer-bottom{border-top:1px solid var(--line);padding-block:22px;font-size:10px;color:var(--muted);display:flex;justify-content:space-between;gap:24px}.footer-bottom a{display:flex;gap:16px;align-items:center;color:var(--ink)}.footer-bottom .arrow{width:15px;height:15px}
/* Native dialogs preserve escape / keyboard semantics and keep the page behind stable. */
dialog{border:0;padding:0;color:var(--ink);background:var(--white);border-radius:20px;width:calc(100% - 48px);max-width:1030px;max-height:calc(100dvh - 48px);overflow:auto;overscroll-behavior:contain;box-shadow:0 30px 100px #0005}dialog::backdrop{background:#06151cb8;backdrop-filter:blur(7px)}.dialog-top{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 23px;background:#fffffff5;border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}.dialog-top>.micro{font-size:9px;color:var(--muted)}.dialog-top .icon-button{width:35px;height:35px}.dialog-top .icon-button svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.6}.reader-grid{display:grid;grid-template-columns:310px minmax(0,1fr);gap:44px;padding:35px}.reader-cover-wrap{min-width:0}.reader-cover{background:linear-gradient(145deg,#e7eff5,#e6f1ee);border-radius:12px;padding:27px;display:flex;justify-content:center;align-items:center;min-height:330px}.reader-cover img{width:100%;height:auto;box-shadow:0 15px 28px -15px #12253088}.reader-cover .catalog-type{min-height:300px}.reader-cover-caption{font-size:10px;color:var(--muted);line-height:1.8;margin-top:17px}.reader-title{font-size:30px;line-height:1.28;letter-spacing:-.035em;margin-top:17px}.reader-status{font-size:10px;line-height:1.8;color:var(--teal);border-left:2px solid var(--blue);padding-left:11px}.reader-status.is-hold{color:var(--ink);border-left-color:var(--ink);font-weight:600}.reader-summary{color:var(--muted);font-size:13px;line-height:1.9;margin-top:20px}.reader-actions{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-block:25px}.reader-actions .button{font-size:12px;min-height:47px;padding:12px 18px}.reader-actions .text-link{font-size:11px;gap:13px}.reader-meta{border-top:1px solid var(--line);font-size:11px;margin-top:22px}.reader-meta div{display:grid;grid-template-columns:78px 1fr;gap:16px;border-bottom:1px solid var(--line);padding-block:12px}.reader-meta dt{color:var(--muted)}.reader-meta dd{margin:0;overflow-wrap:anywhere;min-width:0}.reader-meta a{color:var(--blue)}.citation-details{border-bottom:1px solid var(--line)}.citation-details summary{display:flex;justify-content:space-between;align-items:center;gap:15px;font-size:12px;padding:16px 0}.citation-details summary span{color:var(--blue);font-size:21px}.citation-details[open] summary span{transform:rotate(45deg)}.citation-label{display:block;font-size:10px;color:var(--muted);margin-block:4px 8px}#citation-text{width:100%;border:1px solid var(--line);background:var(--paper);font-size:11px;line-height:1.8;min-height:100px;resize:vertical;padding:12px;border-radius:5px}.citation-actions{display:flex;gap:23px;padding-block:8px 16px}.citation-actions button{font-size:11px;min-height:36px;color:var(--blue)}.dialog-feedback{font-size:11px;line-height:1.7;color:var(--teal);min-height:23px;margin-top:8px}.reader-navigation{display:flex;justify-content:space-between;gap:20px;margin-top:25px;padding-top:17px;border-top:1px solid var(--line)}.reader-navigation button{font-size:11px;min-height:36px;color:var(--muted);display:flex;gap:13px;align-items:center}.reader-navigation button:hover{color:var(--blue)}.reader-navigation button:disabled{opacity:.4;cursor:default}.reader-navigation svg{width:16px;height:16px}.inquiry-dialog{max-width:660px}.inquiry-review{padding:28px 32px 32px}.inquiry-review h2{font-size:32px;margin-bottom:15px}.inquiry-review>p{font-size:13px;color:var(--muted);line-height:1.8}#brief-preview{display:block;width:100%;min-height:220px;resize:vertical;border:1px solid var(--line);border-radius:7px;background:var(--paper);font:11px/1.85 var(--mono);padding:15px;margin-top:21px}.brief-actions{display:flex;gap:18px;flex-wrap:wrap;margin-top:21px}.brief-actions .button{font-size:12px}.brief-actions>button{font-size:11px;min-height:44px;color:var(--blue)}.brief-long{font-size:12px;color:var(--teal);padding-top:12px}.motion-on .reveal-in{animation:revealIn .65s cubic-bezier(.2,.7,.3,1) both}.motion-on .hero-title-in{animation:revealIn .9s cubic-bezier(.2,.7,.3,1) both}.motion-on .hero-book .book-surface{animation:bookIn 1s cubic-bezier(.2,.7,.3,1) backwards;animation-delay:var(--entrance,0s)}.hero-book:nth-child(2){--entrance:.09s}.hero-book:nth-child(3){--entrance:.18s}.hero-book:nth-child(4){--entrance:.27s}@keyframes revealIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes bookIn{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}.offscreen .book-float,[data-motion=paused] .book-float{animation-play-state:paused!important}[data-motion=paused] *,[data-motion=paused] *::before,[data-motion=paused] *::after{animation:none!important;transition:none!important}[data-motion=paused] .book-float{transform:none!important}
@media(min-width:1650px){.hero h1{font-size:94px}.hero-head{padding-top:78px}.hero-explanation>p{font-size:17px}.cover-row{padding-top:45px;padding-bottom:65px}}
@media(max-width:1150px){.header-inner{gap:22px;height:87px}.brand-caption{display:none}.main-nav{gap:25px}.hero-head{gap:40px;padding-top:54px;grid-template-columns:1.2fr 1fr}.hero h1{font-size:6.15vw}.hero-explanation>p{font-size:14px}.hero-actions{gap:20px;margin-top:19px}.hero-actions .button{font-size:12px;padding:12px 18px;gap:20px;min-height:48px}.hero-actions .text-link{font-size:11px}.cover-row{gap:28px;padding-inline:13px;padding-bottom:36px}.hero-display{padding-top:35px}.paper-visual{padding:23px 34px;aspect-ratio:1.08}.paper-title{font-size:19px}.paper-label{font-size:8px}.paper-grid{gap:34px 22px}.paper-bottom{font-size:9px;gap:9px}.paper-bottom .record-link{font-size:10px;gap:8px}.search-row{gap:15px}.topic{font-size:10px;padding:8px 11px}.search{max-width:250px;min-width:155px}.lab-grid{gap:65px}.lab-intro>p{font-size:14px}.lab-foot .expanded-name{max-width:490px}.hire-layout{gap:60px}.inquiry-form{padding:28px}.reader-grid{grid-template-columns:275px minmax(0,1fr);gap:30px}.reader-title{font-size:28px}.catalog-type strong{font-size:70px}.catalog-type{padding:20px}.catalog-type .ct-name{font-size:11px}.is-list .paper-card{grid-template-columns:105px minmax(0,1fr) 175px;gap:5px 23px}.method-row{gap:30px}}
@media(max-width:850px){.header-inner{gap:20px;height:82px}.brand img{width:162px}.main-nav{gap:21px;font-size:11px}.header-cta{gap:15px;padding:10px 12px;font-size:10px}.motion-toggle{width:26px}.hero-head{display:block;padding-top:43px}.hero h1{font-size:66px;line-height:1.05;max-width:680px}.hero-explanation{max-width:610px;margin-top:26px;display:flex;gap:32px;justify-content:space-between;align-items:center}.hero-explanation>p{font-size:13px;max-width:40ch}.hero-actions{margin-top:0;flex-direction:column;align-items:flex-start;gap:5px;flex-shrink:0}.hero-actions .text-link{min-height:35px}.hero-head .eyebrow{margin-bottom:20px}.cover-row{gap:25px;padding-inline:0;padding-top:21px}.hero-display{padding-top:30px}.hero-book:nth-child(1){margin-top:25px}.hero-book:nth-child(3){margin-top:37px}.research{padding-top:66px;padding-bottom:65px}.section-heading{gap:30px;margin-bottom:26px}.section-heading>p{max-width:29ch;font-size:12px}.section-heading h2{font-size:40px}.search-row{flex-wrap:wrap;gap:13px}.topics{gap:4px}.topic{font-size:10px;padding-inline:10px}.search{max-width:none;min-width:180px}.paper-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px}.paper-visual{aspect-ratio:1.15;padding:25px 44px}.paper-title{font-size:20px}.paper-label{font-size:9px;margin-top:19px}.paper-description{font-size:12px}.paper-bottom{font-size:10px}.paper-bottom .record-link{font-size:11px}.catalog-note{font-size:10px}.lab{padding-block:65px}.lab-grid{gap:42px;grid-template-columns:1fr 1fr}.lab h2{font-size:45px}.lab-intro{padding-top:40px}.lab-intro>p{font-size:12px}.method-row{gap:25px;margin-top:38px;padding-top:25px}.method-row article{display:block}.method-row h3{font-size:20px;margin:14px 0 12px}.method-row p{font-size:11px}.lab-foot{font-size:10px}.lab-foot .expanded-name{font-size:9px;max-width:430px}.hire{padding-block:69px}.hire-layout{gap:34px;grid-template-columns:.95fr 1.05fr}.hire h2{font-size:42px}.hire-intro{font-size:12px}.hire-services summary{font-size:12px}.hire-services details>p{font-size:11px}.inquiry-form{padding:23px}.form-head h3{font-size:22px}.field-pair{gap:13px}.form-field input,.form-field textarea,.form-field select{font-size:12px}.form-field>span{font-size:10px}.form-note,.privacy-note{font-size:9px}.direct-email{font-size:11px}.footer-main{gap:32px}.footer-main nav{font-size:11px}.footer-brand p{font-size:10px}.footer-bottom{font-size:9px}.reader-grid{grid-template-columns:230px minmax(0,1fr);padding:27px;gap:25px}.reader-cover{min-height:0;padding:20px}.reader-title{font-size:24px}.reader-summary{font-size:12px}.reader-actions{gap:13px}.reader-actions .button{font-size:11px;gap:16px;padding:11px 14px}.reader-actions .text-link{font-size:10px}.reader-meta div{grid-template-columns:59px 1fr;gap:10px}.reader-meta{font-size:10px}.reader-cover .catalog-type{min-height:255px}.is-list .paper-card{grid-template-columns:90px minmax(0,1fr);gap:4px 22px}.is-list .paper-label,.is-list .paper-title,.is-list .paper-description{grid-column:2}.is-list .paper-bottom{grid-column:2;grid-row:4;flex-direction:row;align-items:center;justify-content:space-between;border-left:0;border-top:1px solid var(--line);padding:7px 0 0;margin-top:8px}.is-list .paper-visual{height:122px;padding:11px}.is-list .paper-title{font-size:18px}}
@media(max-width:620px){html{scroll-padding-top:91px}.header-inner{height:79px;gap:18px}.main-nav{display:none}.brand img{width:160px}.header-cta{margin-left:auto;font-size:10px;gap:13px;padding-inline:12px;min-height:39px}.mobile-menu{display:block}.mobile-menu summary{display:grid;place-items:center;min-width:32px;min-height:40px}.mobile-menu summary svg{width:20px;height:20px;stroke:var(--ink);fill:none;stroke-width:1.5}.mobile-menu nav{position:absolute;left:0;right:0;top:100%;background:var(--paper);padding:13px var(--edge) 22px;border-bottom:1px solid var(--line);box-shadow:0 15px 20px #0b0d0e09}.mobile-menu nav a{display:flex;justify-content:space-between;padding:15px 0;border-top:1px solid var(--line);font-size:17px}.mobile-menu nav span{color:var(--blue)}.motion-toggle{width:32px;height:39px;margin-left:0}.motion-toggle svg{width:14px;height:14px}.hero-head{padding-top:35px;padding-bottom:4px}.hero .eyebrow{font-size:8px;letter-spacing:.08em;margin-bottom:21px}.hero h1{font-size:clamp(43px,9.7vw,59px);line-height:1.04;letter-spacing:-.06em}.hero-explanation{display:block;margin-top:23px}.hero-explanation>p{font-size:14px;line-height:1.8;max-width:41ch}.hero-actions{margin-top:23px;flex-direction:row;align-items:center;gap:23px}.hero-actions .button{font-size:11px;min-height:48px;padding:12px 17px;gap:24px}.hero-actions .text-link{font-size:11px;gap:14px}.hero-display{padding-top:18px}.cover-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px;max-width:475px;padding-top:29px;padding-bottom:33px;margin:auto;padding-inline:8px}.hero-book:nth-child(n+3){display:none}.hero-book:nth-child(1){margin-top:23px}.hero-book:nth-child(2){margin-top:0}.book-surface{box-shadow:0 17px 26px -15px #0b222c77,0 4px 7px #0b0d0e15}.display-caption{font-size:9px;gap:15px;padding-block:17px 18px}.display-caption>span{max-width:23ch;display:block;line-height:1.8}.display-caption a{font-size:10px;gap:10px;white-space:nowrap}.display-caption .arrow{width:14px;height:14px}.research{padding-block:54px}.section-heading{display:block;margin-bottom:24px}.section-heading h2{font-size:37px}.section-heading .eyebrow{font-size:9px;margin-bottom:17px}.section-heading>p{font-size:12px;max-width:none;margin-top:15px}.search-row{display:flex;flex-direction:column-reverse;align-items:stretch;padding-block:14px;gap:15px}.search{width:100%;min-height:45px;max-width:none}.search input{font-size:13px}.topics{gap:3px;justify-content:space-between}.topic{font-size:10px;padding:8px 10px;min-height:38px}.filter-meta{gap:13px;padding-top:10px}.filter-meta>p{font-size:10px}.status-select select{font-size:10px;max-width:151px;padding-right:17px}.view-choice{padding-left:9px}.view-choice button{width:32px;height:34px}.view-choice svg{width:16px;height:16px}.reset-search{font-size:10px}.paper-grid{gap:30px 17px}.paper-visual{aspect-ratio:.98;padding:19px 24px;border-radius:12px}.paper-visual-link{border-radius:12px}.paper-visual-link .open-circle{width:27px;height:27px;right:10px;bottom:10px}.open-circle .arrow{width:13px;height:13px}.paper-label{font-size:8px;margin-top:17px;line-height:1.7}.paper-title{font-size:16px;line-height:1.4;letter-spacing:-.025em}.paper-description{display:none}.paper-bottom{display:flex;flex-wrap:wrap;gap:5px;align-items:start;margin-top:17px;padding-top:12px}.paper-state{font-size:9px}.paper-bottom .record-link{font-size:10px;min-height:28px;width:100%;justify-content:space-between;gap:12px}.paper-bottom .arrow{width:13px;height:13px}.catalog-type{padding:12px}.catalog-type strong{font-size:45px;margin-top:14px;margin-bottom:6px}.catalog-type .ct-head{font-size:5px}.catalog-type .ct-name{font-size:9px}.catalog-type .ct-foot{font-size:5px;margin-top:8px;padding-top:7px}.catalog-note{display:block;font-size:10px;padding-top:24px}.catalog-note .text-link{display:inline-flex;margin-top:11px;font-size:10px}.lab{padding-block:55px}.lab-grid{display:block}.lab h2{font-size:47px;margin-top:23px;line-height:1.09}.lab-intro{padding-top:25px}.lab-intro>p{font-size:13px;line-height:1.9;max-width:47ch}.lab-intro .text-link{margin-top:13px;font-size:11px}.method-row{grid-template-columns:1fr;gap:0;border-top:0;margin-top:27px;padding-top:0}.method-row article{display:grid;grid-template-columns:28px 1fr;gap:8px 18px;border-top:1px solid #34433f;padding-block:22px}.method-row .micro{font-size:10px;padding-top:6px}.method-row h3{margin:0;font-size:22px}.method-row p{font-size:12px;max-width:42ch}.lab-foot{margin-top:5px;display:block;padding-top:21px}.lab-foot .expanded-name{font-size:9px}.lab-foot a{margin-top:14px;font-size:10px}.hire{padding-block:56px}.hire-layout{display:block}.hire .eyebrow{font-size:9px}.hire h2{font-size:47px;margin-top:23px}.hire-intro{font-size:13px;max-width:43ch;margin-top:21px}.hire-services{max-width:none;margin-top:23px}.hire-services summary{font-size:13px;min-height:57px}.hire-services details>p{font-size:12px}.direct-email{font-size:12px;margin-top:23px}.inquiry-form{margin-top:35px;padding:24px;border-radius:16px}.form-head{margin-bottom:25px}.form-head h3{font-size:25px}.form-field{margin-bottom:20px}.form-field>span{font-size:11px}.form-field input,.form-field textarea,.form-field select{font-size:14px;min-height:46px}.form-field textarea{font-size:13px;min-height:130px}.form-note,.privacy-note{font-size:10px}.inquiry-form .button{font-size:12px;min-height:50px}.footer-main{grid-template-columns:1fr 1fr;gap:32px;padding-top:42px;padding-bottom:31px}.footer-brand{grid-column:1/-1}.footer-brand img{width:168px}.footer-brand p{font-size:11px;max-width:44ch;margin-top:18px}.footer-main nav{font-size:12px}.footer-main .eyebrow{font-size:9px}.footer-bottom{font-size:9px;flex-wrap:wrap;gap:13px;padding-block:21px}.footer-bottom a{margin-left:auto}dialog{width:calc(100% - 20px);max-height:calc(100dvh - 20px);border-radius:14px}.dialog-top{padding:13px 19px}.dialog-top>.micro{font-size:8px}.reader-grid{display:block;padding:24px}.reader-cover-wrap{display:none}.reader-title{font-size:27px;line-height:1.27;margin-top:17px}.reader-summary{font-size:13px;line-height:1.85}.reader-actions{margin-block:21px;gap:17px}.reader-actions .button{font-size:12px;min-height:46px}.reader-actions .text-link{font-size:11px}.reader-meta{font-size:11px}.reader-meta div{grid-template-columns:64px 1fr;gap:14px;padding-block:13px}.citation-details summary{font-size:12px}.citation-actions{gap:22px}.inquiry-review{padding:24px}.inquiry-review h2{font-size:29px}.brief-actions{gap:16px}.brief-actions .button{width:100%;font-size:12px}.inquiry-review>p{font-size:12px}.is-list .paper-card{grid-template-columns:75px minmax(0,1fr);gap:4px 19px;padding-block:22px}.is-list .paper-visual{height:109px;padding:11px}.is-list .paper-title{font-size:17px}.is-list .paper-label{font-size:8px}.is-list .paper-description{display:block;font-size:11px;line-height:1.7;margin-top:4px}.is-list .paper-bottom{margin-top:9px;gap:8px;flex-wrap:nowrap}.is-list .paper-bottom .record-link{width:auto;font-size:10px}.is-list .paper-state{font-size:8px}.is-list .catalog-type .ct-name{font-size:6px}.is-list .catalog-type .ct-head{font-size:3px}.is-list .catalog-type .ct-foot{display:none}.is-list .catalog-type strong{font-size:29px}.is-list .catalog-type{padding:7px}.nojs-contact{margin-top:30px;padding:25px}}
@media(max-width:390px){.header-inner{gap:12px}.header-cta{display:none}.motion-toggle{margin-left:auto}.mobile-menu{margin-left:0}.hero h1{font-size:42px}.hero-explanation>p{font-size:13px}.hero-actions{gap:16px}.hero-actions .button{font-size:10px;padding-inline:14px;gap:16px}.hero-actions .text-link{font-size:10px;gap:11px}.cover-row{gap:20px;padding-inline:2px}.section-heading h2{font-size:33px}.topic{font-size:9px;padding:8px 8px}.filter-meta{gap:7px}.status-select select{max-width:128px;font-size:9px}.filter-meta>p{font-size:9px}.view-choice{padding-left:5px}.view-choice button{width:28px}.paper-grid{grid-template-columns:1fr;gap:29px}.paper-visual{aspect-ratio:1.15;padding:24px 55px}.paper-label{font-size:9px}.paper-title{font-size:21px}.paper-description{display:block;font-size:12px;margin-top:11px;margin-bottom:0}.paper-bottom{flex-wrap:nowrap;align-items:center}.paper-bottom .record-link{width:auto;font-size:11px}.paper-state{font-size:10px}.catalog-type{padding:21px}.catalog-type strong{font-size:69px}.catalog-type .ct-head{font-size:7px}.catalog-type .ct-name{font-size:12px}.catalog-type .ct-foot{font-size:7px}.lab h2,.hire h2{font-size:42px}.inquiry-form{padding:20px}.field-pair{grid-template-columns:1fr;gap:0}.reader-grid{padding:22px}.reader-title{font-size:24px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.book-float{transform:none!important}}
@media print{html{scroll-behavior:auto}body{background:white!important;color:#111!important}.site-header{position:static;backdrop-filter:none;background:white}.main-nav,.header-cta,.motion-toggle,.mobile-menu,.hero-display,.hero-actions,.research-tools,.hire form,dialog,.reader-navigation{display:none!important}.hero-head{display:block;padding-block:20px}.hero h1{font-size:42px}.hero-explanation{margin-top:18px;max-width:700px}.hero-explanation>p{font-size:12px}.research,.lab,.hire{padding-block:25px;background:white!important;color:#111!important}.section-heading h2,h2,.lab h2,.hire h2{font-size:30px}.paper-grid{display:block!important}.paper-card[hidden]{display:block!important}.paper-card{display:block!important;break-inside:avoid;padding:12px 0}.paper-visual-link{display:none}.paper-title{font-size:17px}.paper-description{display:block;font-size:10px;margin-block:8px}.paper-bottom{margin-top:10px}.lab h2 span,.lab p,.lab .eyebrow,.lab .micro{color:#333!important}.lab-grid,.hire-layout{display:block}.lab-intro{padding-top:20px}.method-row{margin-top:20px}.catalog-note{font-size:9px}.hire-services{max-width:none}.footer-main{padding-top:25px}.catalog-empty{display:none!important}}

/* Phone refinement: full-sized paper thumbnails, with compact list view available. */
@media(max-width:620px){.header-cta{display:none}.motion-toggle{margin-left:auto}.header-inner{gap:16px}}
@media(min-width:391px) and (max-width:540px){.paper-grid{grid-template-columns:1fr;gap:30px}.paper-visual{aspect-ratio:1.2;padding:28px 65px}.paper-label{font-size:9px}.paper-title{font-size:23px;line-height:1.34}.paper-description{display:block;font-size:13px;line-height:1.85;margin-top:12px;margin-bottom:0}.paper-bottom{flex-wrap:nowrap;align-items:center;margin-top:21px}.paper-bottom .record-link{width:auto;font-size:12px;min-height:33px}.paper-state{font-size:10px}.catalog-type{padding:23px}.catalog-type strong{font-size:74px}.catalog-type .ct-head{font-size:7px}.catalog-type .ct-name{font-size:13px}.catalog-type .ct-foot{font-size:7px}.is-list .paper-title{font-size:17px}.is-list .paper-description{font-size:11px}.is-list .paper-bottom .record-link{font-size:10px}.is-list .paper-state{font-size:8px}.is-list .paper-bottom{margin-top:10px}.is-list .catalog-type{padding:7px}.is-list .catalog-type strong{font-size:28px}.is-list .catalog-type .ct-name{font-size:6px}.is-list .catalog-type .ct-head{font-size:3px}.is-list .catalog-type .ct-foot{display:none}}

/* Derive modal scroll locking from actual state; no deferred close-event race. */
body:has(dialog[open]){overflow:hidden}


/* PRISM research paper pages */

.paper-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(4.5rem, 8vw, 8rem);
  background:
    radial-gradient(circle at 78% 28%, rgba(25,114,220,0.16), transparent 28%),
    radial-gradient(circle at 58% 72%, rgba(42,209,137,0.1), transparent 30%),
    var(--ink);
  color: #fff;
}

.paper-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 38px 38px;
}

.paper-hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.6fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: center;
}

.paper-hero .page-breadcrumb {
  color: rgba(247,250,249,0.55);
}

.paper-status-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.6rem;
}

.paper-status-row .meta-chip {
  border-color: rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.75);
}

.paper-hero h1 {
  max-width: 950px;
  margin-top: 1.45rem;
  color: #fff;
  font-size: clamp(3.25rem, 6.4vw, 6.8rem);
  font-weight: 760;
  letter-spacing: -0.07em;
  line-height: 0.96;
}

.paper-hero-summary {
  max-width: 830px;
  margin-top: 1.5rem;
  color: rgba(247,250,249,0.68);
  font-size: clamp(1rem, 1.55vw, 1.2rem);
  line-height: 1.72;
}

.paper-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 780px;
  margin-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  border-left: 1px solid rgba(255,255,255,0.12);
}

.paper-meta-grid div {
  padding: 0.9rem 1rem;
  border-right: 1px solid rgba(255,255,255,0.12);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.paper-meta-grid span {
  display: block;
  color: rgba(247,250,249,0.42);
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.paper-meta-grid strong {
  display: block;
  margin-top: 0.4rem;
  color: #fff;
  font-size: 0.78rem;
}

.paper-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.paper-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 0.85rem 1.1rem;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 740;
  transition: background 150ms ease, border-color 150ms ease;
}

.paper-button-primary {
  border-color: var(--signal);
  background: var(--signal);
  color: var(--ink);
}

.paper-button:hover,
.paper-button:focus-visible {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.12);
}

.paper-button-primary:hover,
.paper-button-primary:focus-visible {
  border-color: #fff;
  background: #fff;
}

.paper-cover-frame {
  position: relative;
  width: min(100%, 440px);
  justify-self: end;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 20px;
  background: #071212;
  box-shadow: 0 42px 90px rgba(0,0,0,0.38);
}

.paper-cover-frame::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}

.paper-cover-frame img {
  width: 100%;
  aspect-ratio: 0.773;
  object-fit: cover;
}

.paper-cover-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.5);
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-jump {
  position: sticky;
  z-index: 100;
  top: calc(var(--header-height) + 3px);
  border-bottom: 1px solid var(--line);
  background: rgba(247,250,249,0.92);
  backdrop-filter: blur(16px);
}

.paper-jump .wrap {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}

.paper-jump .wrap::-webkit-scrollbar { display: none; }

.paper-jump a {
  flex: 0 0 auto;
  padding: 1rem 1.1rem;
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: color 150ms ease, background 150ms ease;
}

.paper-jump a:hover,
.paper-jump a:focus-visible {
  background: #fff;
  color: var(--ink);
}

.paper-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.paper-overview-card {
  min-height: 290px;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.paper-overview-card span {
  color: var(--emerald);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.paper-overview-card h3 {
  margin-top: 2.6rem;
  color: var(--ink);
  font-size: clamp(1.5rem, 2.5vw, 2.35rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.paper-overview-card p {
  margin-top: 0.9rem;
  color: var(--muted);
  line-height: 1.68;
}

.paper-result-box {
  margin-top: 1rem;
  padding: clamp(1.6rem, 4vw, 3.2rem);
  overflow: hidden;
  border: 1px solid rgba(6,162,105,0.28);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 90% 10%, rgba(42,209,137,0.2), transparent 25%),
    #fff;
}

.paper-result-box > span {
  color: var(--emerald);
  font-family: var(--font-mono);
  font-size: 0.61rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.paper-result-box h3 {
  max-width: 980px;
  margin-top: 1.1rem;
  color: var(--ink);
  font-size: clamp(2rem, 4.3vw, 4.3rem);
  font-weight: 720;
  letter-spacing: -0.06em;
  line-height: 1.08;
}

.math-stack {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.5rem;
}

.math-line {
  overflow-x: auto;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-tint);
  color: var(--teal);
  font-family: "STIX Two Math", "Cambria Math", Georgia, serif;
  font-size: clamp(1rem, 1.6vw, 1.32rem);
  white-space: nowrap;
}

/* Explorer ------------------------------------------------------------- */

.paper-explorer-shell {
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  background: #101516;
}

.explorer-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  color: rgba(247,250,249,0.52);
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.explorer-topline strong {
  color: var(--signal);
  font-weight: 700;
}

.explorer-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.33fr) minmax(0, 1fr);
  min-height: 520px;
}

.explorer-controls {
  padding: 1.35rem;
  border-right: 1px solid rgba(255,255,255,0.12);
}

.explorer-controls h3 {
  color: #fff;
  font-size: 1.35rem;
  letter-spacing: -0.035em;
}

.explorer-controls > p {
  margin-top: 0.7rem;
  color: rgba(247,250,249,0.55);
  font-size: 0.84rem;
  line-height: 1.65;
}

.explorer-control {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.explorer-control label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(247,250,249,0.72);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.explorer-control output {
  color: var(--signal);
  font-weight: 700;
}

.explorer-control input[type="range"] {
  width: 100%;
  margin-top: 1rem;
  accent-color: var(--signal);
}

.explorer-toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.explorer-toggle {
  min-height: 40px;
  padding: 0.55rem 0.7rem;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 7px;
  background: transparent;
  color: rgba(247,250,249,0.65);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.explorer-toggle.is-active {
  border-color: var(--signal);
  background: var(--signal);
  color: var(--ink);
}

.explorer-metrics {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.5rem;
}

.explorer-metric {
  padding: 0.8rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 7px;
  background: rgba(255,255,255,0.035);
}

.explorer-metric span {
  color: rgba(247,250,249,0.42);
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.explorer-metric strong {
  display: block;
  margin-top: 0.35rem;
  color: #fff;
  font-size: 0.9rem;
}

.explorer-stage {
  display: grid;
  align-content: stretch;
  min-width: 0;
  padding: 1.25rem;
}

.explorer-panel {
  min-height: 250px;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  background:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
    #0b1112;
  background-size: 26px 26px;
}

.explorer-panel + .explorer-panel {
  margin-top: 1rem;
}

.explorer-panel h4 {
  margin: 0 0 0.65rem;
  color: rgba(247,250,249,0.68);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.explorer-panel canvas {
  width: 100%;
  height: 220px;
}

.explorer-panel.compact canvas {
  height: 165px;
}

.explorer-note {
  margin-top: 0.8rem;
  color: rgba(247,250,249,0.45);
  font-size: 0.72rem;
  line-height: 1.55;
}

.explorer-verdict {
  padding: 1rem;
  border: 1px solid rgba(42,209,137,0.24);
  border-radius: 8px;
  background: rgba(42,209,137,0.07);
}

.explorer-verdict span {
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.explorer-verdict strong {
  display: block;
  margin-top: 0.5rem;
  color: #fff;
  font-size: 1rem;
}

/* Cardinal bars */

.multiplicity-bars {
  display: flex;
  align-items: end;
  gap: clamp(0.25rem, 0.7vw, 0.6rem);
  min-height: 230px;
  padding: 1rem 0.25rem 0;
}

.multiplicity-bar {
  position: relative;
  flex: 1 1 0;
  min-width: 18px;
  height: calc(var(--value) * 28px);
  max-height: 190px;
  border: 0;
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, var(--signal), var(--blue));
  cursor: pointer;
  opacity: 0.76;
  transition: opacity 150ms ease, transform 150ms ease;
}

.multiplicity-bar:hover,
.multiplicity-bar:focus-visible,
.multiplicity-bar.is-active {
  opacity: 1;
  transform: translateY(-5px);
  outline: none;
}

.multiplicity-bar::before {
  content: attr(data-value);
  position: absolute;
  top: -1.3rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(247,250,249,0.72);
  font-family: var(--font-mono);
  font-size: 0.52rem;
}

.multiplicity-bar::after {
  content: attr(data-total);
  position: absolute;
  bottom: -1.35rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(247,250,249,0.42);
  font-family: var(--font-mono);
  font-size: 0.46rem;
}

.subset-list {
  max-height: 140px;
  overflow: auto;
  margin-top: 0.8rem;
  color: rgba(247,250,249,0.66);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  line-height: 1.65;
}

/* Proof and verification ----------------------------------------------- */

.proof-chain {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.proof-chain article {
  min-height: 310px;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.proof-chain span {
  color: var(--emerald);
  font-family: var(--font-mono);
  font-size: 0.6rem;
}

.proof-chain h3 {
  margin-top: 3.6rem;
  color: var(--ink);
  font-size: 1.45rem;
  letter-spacing: -0.035em;
}

.proof-chain p {
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.65;
}

.verification-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(330px, 0.3fr);
  gap: 1rem;
}

.verification-output,
.verification-context {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.verification-output {
  padding: 1rem;
  overflow: hidden;
}

.verification-output-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.25rem 0.25rem 0.8rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.verification-output pre {
  max-height: 380px;
  overflow: auto;
  margin: 0;
  padding: 1.2rem;
  border-radius: 9px;
  background: var(--ink);
  color: #d9ece4;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.65;
  white-space: pre-wrap;
}

.verification-context {
  padding: 1.5rem;
}

.verification-context h3 {
  color: var(--ink);
  font-size: 1.55rem;
  letter-spacing: -0.04em;
}

.verification-context ul {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.verification-context li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--muted);
  line-height: 1.6;
}

.verification-context li::before {
  content: "";
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--emerald);
}

.paper-figure-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.paper-figure {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.paper-figure img {
  width: 100%;
  min-height: 260px;
  object-fit: contain;
  background: #fff;
}

.paper-figure figcaption {
  padding: 1rem 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.review-card {
  min-height: 250px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.review-card span {
  color: var(--emerald);
  font-family: var(--font-mono);
  font-size: 0.56rem;
}

.review-card h3 {
  margin-top: 2.8rem;
  color: var(--ink);
  font-size: 1.35rem;
  letter-spacing: -0.035em;
}

.review-card p {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.65;
}

.citation-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: start;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
}

.citation-panel code {
  display: block;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  white-space: normal;
}

.copy-button {
  min-height: 44px;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-tint);
  color: var(--teal);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.next-paper {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  padding: 1.5rem;
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  transition: background 150ms ease, border-color 150ms ease;
}

.next-paper:hover,
.next-paper:focus-visible {
  border-color: rgba(42,209,137,0.4);
  background: rgba(42,209,137,0.08);
}

.next-paper img {
  width: 150px;
  aspect-ratio: 1.25;
  object-fit: cover;
  border-radius: 9px;
}

.next-paper small {
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.next-paper h3 {
  margin-top: 0.5rem;
  color: #fff;
  font-size: clamp(1.45rem, 2.7vw, 2.5rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.next-paper > span:last-child {
  color: var(--signal);
  font-size: 1.5rem;
}

@media (max-width: 1180px) {
  .paper-hero-layout {
    grid-template-columns: 1fr;
  }

  .paper-cover-frame {
    width: min(100%, 380px);
    justify-self: start;
  }

  .proof-chain {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 980px) {
  .paper-overview-grid {
    grid-template-columns: 1fr;
  }

  .explorer-layout {
    grid-template-columns: 1fr;
  }

  .explorer-controls {
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,0.12);
  }

  .verification-grid {
    grid-template-columns: 1fr;
  }

  .review-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .paper-hero h1 {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .paper-meta-grid {
    grid-template-columns: 1fr;
  }

  .paper-hero-actions {
    display: grid;
  }

  .paper-button {
    width: 100%;
  }

  .proof-chain {
    grid-template-columns: 1fr;
  }

  .paper-figure-grid {
    grid-template-columns: 1fr;
  }

  .citation-panel {
    grid-template-columns: 1fr;
  }

  .next-paper {
    grid-template-columns: 90px 1fr;
  }

  .next-paper img {
    width: 90px;
  }

  .next-paper > span:last-child { display: none; }
}

.decomposition-blocks {
  display: flex;
  min-height: 64px;
  overflow: hidden;
  margin-top: 1rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
}

.decomposition-blocks span {
  display: grid;
  min-width: 56px;
  place-items: center;
  padding: 0.6rem;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.52rem;
  font-weight: 750;
  text-align: center;
}

.decomposition-blocks .block-a {
  background: var(--green, #2AD189);
}

.decomposition-blocks .block-b {
  background: var(--blue, #1972DC);
  color: #fff;
}

.explorer-equation {
  overflow-x: auto;
  margin-top: 1rem;
  padding: 0.9rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: rgba(247,250,249,0.78);
  font-family: "STIX Two Math", "Cambria Math", Georgia, serif;
  font-size: 1.03rem;
  white-space: nowrap;
}

/* Keep in-page research navigation from covering section headings. */
.research-paper section[id] {
  scroll-margin-top: calc(var(--header-height) + 74px);
}


/* PRISM Brand Kit v1.1 additions */
.research-paper .paper-hero { padding-top: clamp(4.5rem, 7vw, 7rem); }
.research-paper .paper-prism-lockup + .page-breadcrumb { margin-top: 1rem; }
.research-paper .proof-chain { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.research-paper .paper-status-row .meta-chip:last-child { border-color: rgba(25,114,220,.38); color: #8fc1ff; }
.research-paper .paper-result-box { border-color: rgba(25,114,220,.23); }
.research-paper .paper-result-box > span { color: var(--prism-electric-blue); }
.research-paper .paper-cover-frame::after {
  position: absolute;
  z-index: 3;
  top: .8rem;
  right: .8rem;
  width: 54px;
  height: 31px;
  background: url("data:image/svg+xml;base64,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") center / contain no-repeat;
  content: "";
}
@media (max-width: 720px) {
  .research-paper .paper-hero { padding-top: 3.5rem; }
  .research-paper .paper-prism-lockup { margin-bottom: 1rem; }
}

/* v3.7 mobile containment and native figure reset */
.paper-cover-frame,
.paper-figure {
  margin: 0;
}

.paper-hero-layout > *,
.citation-panel > * {
  min-width: 0;
}

.citation-panel code {
  overflow-wrap: anywhere;
  word-break: break-word;
}

@media (max-width: 720px) {
  .paper-cover-frame {
    width: 100%;
    max-width: 100%;
  }

  .citation-panel .copy-button {
    width: 100%;
    max-width: 100%;
  }
}

/* v3.7 research-viewer scrolling and touch behavior ---------------------- */
html.research-document {
  scroll-behavior: auto;
  scroll-snap-type: none;
  scroll-padding-top: calc(var(--header-height) + 72px);
}

.paper-jump .wrap {
  overscroll-behavior-x: contain;
  overscroll-behavior-y: auto;
  touch-action: pan-x pan-y;
  -webkit-overflow-scrolling: touch;
}

.paper-explorer-shell,
.explorer-layout,
.explorer-controls,
.explorer-stage,
.explorer-panel {
  overscroll-behavior: auto;
  touch-action: pan-y pinch-zoom;
}

.explorer-panel canvas {
  pointer-events: none;
  touch-action: pan-y pinch-zoom;
}

.explorer-control input[type="range"] {
  min-height: 32px;
  touch-action: pan-x;
}

@media (hover: none), (pointer: coarse) {
  .paper-explorer-shell,
  .explorer-stage,
  .explorer-panel {
    transform: none !important;
    filter: none !important;
  }

  .subset-list {
    max-height: none;
    overflow: visible;
  }

  .verification-output pre {
    max-height: none;
    overflow-x: auto;
    overflow-y: visible;
  }
}


/* PRISM / reading edition. Cover-scene continuity; quiet scientific typography. */
:root{color-scheme:dark;--paper:#0b0d0e;--ink:#0b0d0e;--text:#dae4e8;--muted:#a7b6bf;--line:#2b3a44;--surface-tint:#101b22;--signal:#a9dce4;--font-mono:var(--mono);--radius-md:4px;--emerald:#9dd2c6;--teal:#bddde2}
html.research-document,html{scroll-padding-top:96px;scroll-behavior:auto}
body.prism-reader{background:#0b0d0e;color:#dbe5e9;font-family:var(--sans);line-height:1.75}
.prism-reader a{color:inherit}
.prism-reader a:hover{color:#c6f5dd}
.prism-reader :is(a,button,input,summary):focus-visible{outline:2px solid #99c9f9;outline-offset:5px}
.prism-reader img{height:auto}
.reader-skip{position:fixed;top:-80px;left:24px;z-index:200;background:#c6f5dd;color:#0b0d0e!important;padding:12px 20px}
.reader-skip:focus{top:20px}
.reader-identity{position:fixed;left:var(--edge);top:30px;width:158px;z-index:40}
.reader-identity img{width:100%;display:block}
.reader-identity::before{content:"";position:absolute;inset:-18px -24px;background:radial-gradient(ellipse,#0b0d0eee 10%,transparent 74%);z-index:-1}
.reader-return{position:fixed;right:var(--edge);top:31px;z-index:40;display:flex;align-items:center;gap:16px;padding:7px 0;min-height:42px;border-bottom:1px solid #456575;color:#d3e3eb!important;font-size:12px;background:#0b0d0eaa}
.reader-return svg,.reader-hero-links svg,.record-ribbon svg,.reader-footer svg,.contents-back svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.3;flex:none}
.reader-dock{position:fixed;z-index:44;bottom:24px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:2px;border:1px solid #33434dcc;background:#0b0d0ef2;backdrop-filter:blur(16px);padding:7px 13px;border-radius:34px;box-shadow:0 8px 35px #0005}
.reader-dock>a,.reader-dock>button{font-size:11px;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:40px;padding:7px 17px;color:#c0d1dc;background:none;line-height:1.5}
.reader-dock>a:hover,.reader-dock>button:hover{color:#fff}
.reader-dock svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.3}
.reader-dock .reader-motion{border-left:1px solid #33434d;padding-inline:13px;width:44px}
.reader-motion .play-icon{display:none}
.reader-motion[aria-pressed=true] .play-icon{display:block}
.reader-motion[aria-pressed=true] .pause-icon{display:none}
.reader-opening{min-height:max(850px,96svh);position:relative;isolation:isolate;overflow:hidden;padding:146px var(--edge) 128px;background:radial-gradient(ellipse at 80% 50%,#092d37 0%,transparent 70%),#090f12}
.reader-opening[data-art-number="01"]{background:radial-gradient(ellipse at 85% 50%,#092e28,transparent 70%),#090f12}
.reader-opening.is-held{background:#111b22}
.reader-art{position:absolute;inset:0;z-index:-2;overflow:hidden;pointer-events:none}
.reader-atmosphere{position:absolute;inset:0;width:100%;height:100%!important;object-fit:cover;opacity:.14;filter:blur(7px);transform:scale(1.06);mix-blend-mode:screen}
.reader-drawing{position:absolute;inset:10% -8% -2% 20%;opacity:.9;transform-origin:80% 45%}
.reader-drawing>svg{width:100%;height:100%;max-width:none;overflow:visible}
.reader-veil{position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,#090f12 0%,#090f12eb 18%,#090f12c9 36%,#090f1240 62%,#090f1200 81%),linear-gradient(0deg,#090f12c4,transparent 35%)}
.reader-hero-copy{max-width:790px;position:relative}
.reader-record{font:11px/1.8 var(--mono);letter-spacing:.06em;color:#a7c0ce;margin:0 0 28px}
.reader-record span{color:#849da9;margin-left:14px}
.reader-state{font:11px/1.7 var(--sans);color:#b4d8d1;margin-bottom:18px}
.is-held .reader-state{color:#e2d0b1;border-left:2px solid #c6ad86;padding-left:14px}
.prism-reader .reader-opening h1{font:400 clamp(38px,4.25vw,68px)/1.095 var(--sans);letter-spacing:-.048em;max-width:24ch;margin:0;color:#f1f5f6}
.reader-summary{font:15px/1.85 var(--sans);color:#b4c8d1;max-width:57ch;margin-top:30px}
.reader-hold-note{font-size:13px;line-height:1.8;color:#d7c9b1;margin:18px 0 0;max-width:59ch}
.reader-hero-links{display:flex;align-items:center;gap:31px;margin-top:32px;flex-wrap:wrap}
.reader-hero-links>a{display:inline-flex;align-items:center;gap:24px;min-height:48px;font-size:12px;color:#d6e6ee}
.reader-button{border:1px solid #759cab;padding:12px 21px;background:#0b161eb3}
.reader-button:hover{background:#c6f5dd;color:#0b0d0e!important;border-color:#c6f5dd}
.reader-hero-links>a:not(.reader-button){border-bottom:1px solid #456675;gap:18px}
.reader-hero-foot{position:absolute;bottom:42px;left:var(--edge);right:var(--edge);display:flex;align-items:center;justify-content:space-between;gap:20px;font:10px/1.5 var(--mono);color:#9bb3c1}
.reader-hero-foot>a{font-family:var(--sans);font-size:11px;display:flex;align-items:center;gap:24px;min-height:44px}
.reader-hero-foot>a>span{font-size:24px}
.record-ribbon{display:grid;grid-template-columns:.68fr .9fr 1.8fr auto;gap:42px;align-items:center;margin:0;padding:29px var(--edge);border-block:1px solid #253641;background:#0c151b}
.record-ribbon>div>span{display:block;font:9px/1.5 var(--mono);color:#8aa4b5;margin-bottom:9px;text-transform:uppercase;letter-spacing:.04em}
.record-ribbon strong{font-size:12px;font-weight:400;overflow-wrap:anywhere;color:#d2e0e8}
.record-unpublished{display:block;font:10px/1.7 var(--sans);color:#94adbd;margin-top:4px}
.record-ribbon>a{font-size:11px;display:flex;align-items:center;gap:21px;padding:8px 0;border-bottom:1px solid #48687b}
.reading-layout{max-width:1510px;margin:0 auto;padding:87px var(--edge) 0;display:grid;grid-template-columns:190px minmax(0,1fr);gap:clamp(44px,5vw,83px);align-items:start}
.reading-contents{position:sticky;top:112px;padding-top:5px;font-size:12px;min-width:0}
.reading-contents>p{font:10px/1.6 var(--mono);letter-spacing:.05em;text-transform:uppercase;color:#8da5b3;margin-bottom:19px}
.reading-contents nav{display:flex;flex-direction:column}
.reading-contents nav a{display:flex;gap:17px;align-items:center;padding:11px 0;color:#99b0be;border-bottom:1px solid #253540}
.reading-contents nav a span{font:9px var(--mono);color:#627f90}
.reading-contents nav a[aria-current=location]{color:#d8effa;border-bottom-color:#83b9e7}
.reading-contents nav a[aria-current=location] span{color:#9accf7}
.contents-back{display:flex;align-items:center;gap:13px;margin-top:30px;font-size:10px;color:#95b2c3!important}
.contents-back svg{width:14px}
.reading-body{min-width:0}
.prism-reader .page-section{padding:0 0 80px;margin:0 0 76px;background:none;color:#cfdae2;border-bottom:1px solid #263641;scroll-margin-top:90px}
.prism-reader .page-section:last-child{border:0;padding-bottom:0;margin-bottom:74px}
.prism-reader .page-section .wrap{max-width:none;margin:0;padding:0;min-width:0}
.prism-reader .inner-heading{display:block;margin-bottom:34px}
.prism-reader .inner-heading-label{font:10px/1.6 var(--mono);text-transform:uppercase;letter-spacing:.065em;color:#87b6d4;margin-bottom:22px}
.prism-reader .inner-heading-label span{color:#668696;margin-right:15px}
.prism-reader .inner-heading-copy h2{font-size:clamp(30px,3vw,47px);font-weight:400;letter-spacing:-.04em;line-height:1.15;margin:0;max-width:27ch;color:#edf3f5}
.prism-reader .inner-heading-copy h2 span{color:#a7c5d8}
.prism-reader .inner-heading-copy p{font-size:15px;line-height:1.85;color:#a7bac5;max-width:70ch;margin:23px 0 0}
.prism-reader .repository-version-note,.prism-reader .notice-box{font-size:12px;line-height:1.9;border:0;border-left:1px solid #59798d;padding:3px 0 3px 23px;color:#a3b6c3;background:none;margin:26px 0 34px!important;max-width:80ch}
.prism-reader .repository-version-note strong,.prism-reader .notice-box strong{font-weight:500;color:#d4e1e8}
.prism-reader .repository-version-note a{display:inline-block;color:#aed3ee;border-bottom:1px solid #31566e;margin-top:12px}
.prism-reader .repository-version-note code{color:#bacbd5}
.prism-reader .paper-overview-grid{display:block;margin-top:31px}
.prism-reader .paper-overview-card{min-height:0;border:0;border-top:1px solid #263d4b;border-radius:0;background:none;padding:24px 0 28px;display:grid;grid-template-columns:155px minmax(0,1fr);column-gap:26px}
.prism-reader .paper-overview-card>span{font:10px/1.8 var(--mono);color:#89bdcc;margin:5px 0 0;grid-row:1/3}
.prism-reader .paper-overview-card h3{font-size:20px;line-height:1.5;font-weight:400;letter-spacing:-.016em;color:#e0eaee;margin:0}
.prism-reader .paper-overview-card p{font-size:14px;line-height:1.85;color:#a8beca;margin-top:14px}
.prism-reader .paper-result-box{background:linear-gradient(125deg,#102a2e,#101d2b);padding:32px 33px;border:1px solid #32515f;border-radius:2px;margin:10px 0 30px;overflow:hidden}
.prism-reader .paper-result-box>span{font:10px/1.7 var(--mono);color:#a7d5d6}
.prism-reader .paper-result-box h3{font-size:26px;font-weight:400;letter-spacing:-.025em;line-height:1.45;color:#dfedf1;margin:20px 0 0}
.prism-reader .math-stack{margin-top:25px;gap:10px}
.prism-reader .math-line{border:0;border-top:1px solid #365163;background:#0b142033;border-radius:0;font-size:20px;line-height:1.7;color:#cbe7f0;padding:15px 7px;scrollbar-width:thin;max-width:100%}
.prism-reader .proof-chain{display:block;border:0;counter-reset:proof}
.prism-reader .proof-chain article{padding:26px 0 28px 53px;border:0;border-top:1px solid #29404d;position:relative;background:none}
.prism-reader .proof-chain article>span{position:absolute;left:0;top:31px;color:#87afc6;font:11px var(--mono)}
.prism-reader .proof-chain h3{font-size:22px;line-height:1.45;font-weight:400;letter-spacing:-.02em;color:#e1edf2;margin:0}
.prism-reader .proof-chain p{font-size:14px;line-height:1.85;color:#aac0cb;max-width:73ch;margin:13px 0 0}
.prism-reader .verification-grid{display:block}
.prism-reader .verification-output{background:#0c1922;border:1px solid #2f4a5b;border-radius:3px;overflow:hidden}
.prism-reader .verification-output-top{font:9px/1.7 var(--mono);letter-spacing:.02em;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:17px 22px;border-bottom:1px solid #2a4454;color:#acc8d9;background:#112330}
.prism-reader .verification-output pre{font:12px/2 var(--mono);background:none;color:#bfdbe5;padding:24px;margin:0;overflow:auto;max-width:100%;scrollbar-width:thin;white-space:pre-wrap;overflow-wrap:anywhere}
.prism-reader .verification-context{background:none;padding:29px 0 0}
.prism-reader .verification-context h3{color:#d2e6ee;font-size:18px;font-weight:500;margin:0 0 14px}
.prism-reader .verification-context ul{padding-left:20px;margin:0;color:#a8c1cf;font-size:13px;line-height:1.95}
.prism-reader .paper-figure-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.prism-reader .paper-figure{border:1px solid #2c4656;border-radius:3px;background:#0a141a;margin:0;overflow:hidden}
.prism-reader .paper-figure img{display:block;width:100%;height:auto;cursor:zoom-in}
.prism-reader .paper-figure figcaption{font-size:12px;line-height:1.8;padding:18px 20px;color:#adbfcb;border-top:1px solid #2a424f;background:none}
.prism-reader .review-grid{display:block}
.prism-reader .review-card{background:none;border:0;border-top:1px solid #2c424f;border-radius:0;padding:24px 0 28px}
.prism-reader .review-card>span{font:9px/1.6 var(--mono);color:#81a7c2}
.prism-reader .review-card h3{color:#d9e8ee;font-size:22px;font-weight:400;line-height:1.5;margin:15px 0 0}
.prism-reader .review-card p{color:#aec1cd;font-size:14px;line-height:1.85;margin-top:14px;max-width:76ch}
.prism-reader .citation-panel{background:#0f1c25;border:1px solid #345366;border-radius:3px;padding:25px;display:block}
.prism-reader .citation-panel code{font:12px/1.9 var(--mono);color:#c5d8e4;word-break:break-word}
.prism-reader .copy-button{margin-top:21px;background:#142f40;border:1px solid #597e97;color:#dcecf7;font:11px var(--sans);text-transform:none;letter-spacing:0;min-height:44px;padding:13px 20px;border-radius:2px}
.prism-reader .section-actions{display:flex;gap:17px;flex-wrap:wrap;margin-top:25px}
.prism-reader .section-actions .button{border:1px solid #4d778d;background:transparent;color:#c7e1ef;border-radius:0;min-height:47px;padding:12px 19px;font-size:12px;gap:24px}
.prism-reader .section-actions svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.4}
.prism-reader .paper-explorer-shell{background:#0c171d;border-color:#304959;border-radius:3px;overflow:hidden}
.prism-reader .explorer-topline{background:#102330;border-bottom-color:#345060;color:#aed0e4;font:9px/1.7 var(--mono);padding:17px 23px;letter-spacing:.04em;flex-wrap:wrap}
.prism-reader .explorer-topline strong{color:#bfdfeb;font-weight:400}
.prism-reader .explorer-layout{grid-template-columns:minmax(230px,.82fr) minmax(0,1.45fr)}
.prism-reader .explorer-controls{padding:27px 24px;border-right:1px solid #2a4656}
.prism-reader .explorer-controls h3{font-size:23px;line-height:1.4;font-weight:400;letter-spacing:-.025em;margin:0;color:#e4eef3}
.prism-reader .explorer-controls p{color:#aec4cf;line-height:1.85;font-size:12px;margin:17px 0 0}
.prism-reader .explorer-control{margin-top:24px}
.prism-reader .explorer-control label{font:11px/1.7 var(--sans);color:#b9d0dd;margin-bottom:16px}
.prism-reader .explorer-control output{color:#c3e5f9;font-size:12px}
.prism-reader input[type=range]{accent-color:#80b9dc;width:100%;cursor:pointer;min-height:26px}
.prism-reader .explorer-metrics{gap:1px;border:1px solid #2a485a;background:#2a485a;margin-top:25px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
.prism-reader .explorer-metric{padding:13px 12px;min-width:0;background:#10202b;border:0;border-radius:0}
.prism-reader .explorer-metric span{color:#9fbacb;font:9px/1.7 var(--sans)}
.prism-reader .explorer-metric strong{font-size:15px;line-height:1.65;color:#d2e9f6;font-weight:400;overflow-wrap:anywhere}
.prism-reader .explorer-stage{padding:18px;min-width:0;background:#091319}
.prism-reader .explorer-panel{background:#0b1720;border:1px solid #2a4050;border-radius:2px;padding:18px;overflow:hidden}
.prism-reader .explorer-panel h4{font:10px/1.8 var(--sans);text-transform:none;letter-spacing:0;color:#c6d9e5;margin:0 0 15px}
.prism-reader .explorer-panel canvas{display:block;max-width:100%;height:auto;min-height:170px}
.prism-reader .explorer-note{font-size:11px!important;line-height:1.8!important;color:#9fb9c9!important}
.prism-reader .explorer-equation,.prism-reader .explorer-verdict{border-color:#385466;background:#122532;border-radius:2px;color:#c3e0f0;font-size:12px;overflow-wrap:anywhere}
.prism-reader .explorer-equation{white-space:normal}
.prism-reader .explorer-toggle{font:11px/1.5 var(--sans);border:1px solid #476779;color:#b8d5e4;background:#0d1d28;padding:12px 16px;min-height:44px;border-radius:2px}
.prism-reader .explorer-toggle.is-active{background:#bfdce9;color:#0b1822;border-color:#bfdce9}
.prism-reader .multiplicity-bars{height:240px;gap:5px;min-width:0;overflow:visible;border-bottom-color:#46647a}
.prism-reader .multiplicity-bar{min-width:0;background:linear-gradient(#8fbfc4,#307dc0);border-radius:1px 1px 0 0}
.prism-reader .multiplicity-bar:before{font-size:9px;color:#c5deed;top:-24px}
.prism-reader .multiplicity-bar:after{font-size:9px;color:#9dbacf;bottom:-26px}
.prism-reader .subset-list{font-size:11px;line-height:1.9;color:#bdd5e0;border:0;border-top:1px solid #2f4d5d;background:transparent;border-radius:0;white-space:pre-wrap;overflow:auto;max-width:100%}
.prism-reader .decomposition-blocks{max-width:100%;overflow:hidden}
.prism-reader .next-paper{display:grid;grid-template-columns:150px minmax(0,1fr) 24px;background:#0d1b24;border:1px solid #365566;border-radius:3px;padding:22px;gap:26px}
.prism-reader .next-paper h3{font-size:23px;line-height:1.35;font-weight:400;letter-spacing:-.024em;margin-top:13px;color:#dce9ef}
.prism-reader .next-paper img{border-radius:2px}
.prism-reader .next-paper small{font:9px/1.7 var(--mono);color:#98bdd4;letter-spacing:.025em}
.prism-reader .next-paper:hover{background:#132b37;border-color:#7aa6bd}
.reader-footer{padding:48px var(--edge) 120px;display:flex;align-items:center;gap:45px;border-top:1px solid #263d4b;background:#0d151b}
.reader-footer>a:first-child{width:170px;flex:none}
.reader-footer p{font-size:11px;color:#9eb4c1;line-height:1.9}
.reader-footer>a:last-child{margin-left:auto;display:flex;align-items:center;gap:20px;color:#b9d6e6;font-size:11px}
.prism-reader .contents-dialog{padding:30px 32px;background:#101e28;border:1px solid #4f6f85;border-radius:5px;color:#d7e8f2;width:min(470px,calc(100% - 36px));max-height:84svh}
.contents-dialog::backdrop{background:#040a0fd9;backdrop-filter:blur(8px)}
.contents-dialog-top{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:22px}
.contents-dialog-top h2{font-size:29px;font-weight:400;letter-spacing:-.035em}
.contents-dialog-top button{background:none;color:#cbe3f1;font-size:26px;width:42px;height:42px}
.contents-dialog nav{display:grid}
.contents-dialog nav a{display:flex;gap:24px;border-top:1px solid #2c485b;padding:14px 0;font-size:13px;min-height:48px}
.contents-dialog nav a>span{font:10px/2 var(--mono);color:#84afc9}
.reader-lightbox{border:1px solid #48677b;background:#0b141d;color:#d6e5ec;width:min(1280px,calc(100% - 40px));max-height:90svh;padding:20px}
.reader-lightbox::backdrop{background:#02080dee}
.reader-lightbox button{position:sticky;top:0;margin-left:auto;display:block;width:44px;height:44px;background:#132b3a;color:#e5f2f8;border:1px solid #688da4;font-size:23px}
.reader-lightbox img{display:block;width:100%;max-height:72svh;object-fit:contain}
.reader-lightbox p{font-size:12px;margin:14px 0;color:#b7d0e0}
.reader-drawing .art-layer{transform-origin:65% 50%}
html[data-motion=playing] .prism-reader.reader-art-visible:not(.reader-asleep) .reader-drawing .layer-0{animation:reader-layer-a 19s ease-in-out infinite alternate}
html[data-motion=playing] .prism-reader.reader-art-visible:not(.reader-asleep) .reader-drawing .layer-1{animation:reader-layer-b 24s ease-in-out infinite alternate}
html[data-motion=playing] .prism-reader.reader-art-visible:not(.reader-asleep) .reader-drawing .layer-2{animation:reader-layer-c 29s ease-in-out infinite alternate}
@keyframes reader-layer-a{from{transform:translateY(0)}to{transform:translateY(-7px)}}
@keyframes reader-layer-b{from{transform:translateY(3px)}to{transform:translateY(-6px)}}
@keyframes reader-layer-c{from{opacity:.65}to{opacity:1}}
@media(min-width:1700px){.reader-hero-copy{max-width:930px}.reader-opening{padding-top:180px}.reader-opening h1{max-width:26ch}.reader-summary{font-size:16px}}
@media(max-width:1180px){.reading-layout{grid-template-columns:156px minmax(0,1fr);gap:35px}.prism-reader .explorer-layout{display:block}.prism-reader .explorer-controls{border-right:0;border-bottom:1px solid #304c5e}.prism-reader .explorer-metrics{grid-template-columns:repeat(4,minmax(0,1fr))}.prism-reader .paper-overview-card{grid-template-columns:130px minmax(0,1fr);gap:22px}.reader-opening{min-height:850px}.record-ribbon{gap:24px;grid-template-columns:.7fr 1fr 1.75fr}.record-ribbon>a{grid-column:3;font-size:10px;justify-self:start;margin-top:-12px}}
@media(max-width:850px){.reading-layout{display:block;padding-top:60px}.reading-contents{display:none}.reader-opening{padding-top:136px;min-height:850px}.reader-hero-copy{max-width:85%}.reader-opening h1{font-size:48px}.reader-drawing{inset:25% -30% 0 1%;opacity:.62}.reader-veil{background:linear-gradient(90deg,#090f12ef 0%,#090f12b8 52%,#090f1226 100%),linear-gradient(0deg,#090f12ba,transparent 55%)}.reader-summary{font-size:14px}.reader-footer{gap:28px;flex-wrap:wrap}.reader-footer>a:last-child{margin-left:0}.prism-reader .page-section{padding-bottom:55px;margin-bottom:54px}.record-ribbon{grid-template-columns:1fr 1fr;gap:22px 35px}.record-ribbon>div:nth-child(3){grid-column:1/3}.record-ribbon>a{grid-column:1/3;margin:0}.prism-reader .explorer-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){html{scroll-padding-top:92px}.reader-identity{top:23px;width:126px}.reader-return{top:24px;font-size:10px;gap:10px;min-height:38px}.reader-return svg{width:14px}.reader-opening{min-height:900px;padding:125px var(--edge) 100px}.reader-hero-copy{max-width:100%}.prism-reader .reader-opening h1{font-size:36px;line-height:1.13;letter-spacing:-.036em}.reader-record{font-size:9px;letter-spacing:0;margin-bottom:22px}.reader-record span{margin-left:6px}.reader-state{font-size:10px;margin-bottom:16px}.reader-summary{font-size:13px;line-height:1.85;margin-top:25px;max-width:46ch}.reader-drawing{inset:28% -85% -10% -30%;opacity:.55}.reader-hero-links{gap:17px;margin-top:25px}.reader-hero-links>a{font-size:11px;gap:14px}.reader-hero-foot{font-size:8px;bottom:28px}.reader-hero-foot>a{font-size:10px;gap:14px}.reader-dock{bottom:16px;padding:6px 8px}.reader-dock>a,.reader-dock>button{font-size:10px;padding:7px 13px;gap:8px}.reader-dock .reader-motion{width:38px;padding-inline:10px}.record-ribbon{padding-block:23px;gap:22px}.record-ribbon strong{font-size:11px}.reading-layout{padding-top:44px}.prism-reader .inner-heading-label{font-size:9px;margin-bottom:17px}.prism-reader .inner-heading-copy h2{font-size:33px;line-height:1.13}.prism-reader .inner-heading-copy p{font-size:13px;line-height:1.85;margin-top:19px}.prism-reader .repository-version-note,.prism-reader .notice-box{font-size:11px;padding-left:18px}.prism-reader .paper-overview-card{display:block;padding:22px 0}.prism-reader .paper-overview-card>span{display:block;margin-bottom:12px;font-size:9px}.prism-reader .paper-overview-card h3{font-size:19px}.prism-reader .paper-overview-card p{font-size:13px}.prism-reader .paper-result-box{padding:25px 21px}.prism-reader .paper-result-box h3{font-size:23px}.prism-reader .math-line{font-size:17px;line-height:1.7;padding:13px 2px}.prism-reader .proof-chain article{padding-left:37px}.prism-reader .proof-chain h3{font-size:20px}.prism-reader .proof-chain p{font-size:13px}.prism-reader .proof-chain article>span{font-size:10px;top:31px}.prism-reader .verification-output pre{font-size:10px;line-height:1.9;padding:19px}.prism-reader .verification-output-top{font-size:8px;padding:14px 18px;gap:9px}.prism-reader .paper-figure-grid{grid-template-columns:1fr}.prism-reader .paper-figure figcaption{font-size:11px}.prism-reader .review-card h3{font-size:21px}.prism-reader .review-card p{font-size:13px}.prism-reader .citation-panel{padding:20px}.prism-reader .citation-panel code{font-size:10px}.prism-reader .explorer-controls{padding:24px 20px}.prism-reader .explorer-controls h3{font-size:24px}.prism-reader .explorer-stage{padding:10px}.prism-reader .explorer-panel{padding:14px 10px}.prism-reader .explorer-panel canvas{min-height:125px}.prism-reader .explorer-topline{padding:14px 18px;font-size:8px;gap:8px}.prism-reader .multiplicity-bars{gap:3px}.prism-reader .multiplicity-bar:before,.prism-reader .multiplicity-bar:after{font-size:7px}.prism-reader .next-paper{grid-template-columns:minmax(0,1fr) 20px;padding:24px 21px;gap:18px}.prism-reader .next-paper img{display:none}.prism-reader .next-paper h3{font-size:25px}.reader-footer{padding-top:33px;padding-bottom:110px;display:block}.reader-footer>a:first-child{display:block;width:150px;margin-bottom:24px}.reader-footer>a:last-child{margin-top:24px;font-size:10px}.prism-reader .contents-dialog{padding:24px}.contents-dialog-top h2{font-size:26px}}
@media(prefers-reduced-motion:reduce){.reader-drawing .art-layer{animation:none!important}*{scroll-behavior:auto!important}}
@media print{.reader-identity,.reader-return,.reader-dock,.reading-contents,.reader-art,.reader-veil,.reader-hero-foot{display:none!important}.prism-reader,.reader-opening{background:white!important;color:#111!important}.reader-opening{min-height:0;padding:20px}.reader-opening h1{font-size:32px!important;color:#111!important}.reader-summary,.reader-state,.reader-record,.reader-hold-note{color:#333!important}.reader-hero-links{display:none}.reading-layout{display:block;padding:20px}.record-ribbon{background:none;color:#111;padding:20px}.record-ribbon strong{color:#111}.prism-reader .page-section,.prism-reader .inner-heading-copy h2,.prism-reader .inner-heading-copy h2 span{color:#111;background:none}.prism-reader .page-section *{color:#222!important;box-shadow:none!important}.prism-reader .paper-result-box,.prism-reader .paper-explorer-shell,.prism-reader .explorer-panel,.prism-reader .explorer-metric,.prism-reader .verification-output,.prism-reader .citation-panel,.prism-reader .math-line{background:#f4f4f4!important}.reader-footer{display:none}.paper-figure{break-inside:avoid}}

.reading-edition-spaced { margin-top: 1rem; }

/* Keep the opening responsive on mobile when Canvas is unavailable. */
@media (max-width: 760px) and (prefers-reduced-motion: no-preference) {
  html[data-motion="playing"] .premiere-art:not(.is-ready) .premiere-poster {
    animation: mobile-premiere-drift 12s ease-in-out infinite alternate;
    transform-origin: 64% 48%;
    will-change: transform, filter;
  }
}

@keyframes mobile-premiere-drift {
  from { transform: scale(1.02) translate3d(-1%, 0, 0); filter: saturate(.96); }
  to { transform: scale(1.09) translate3d(1%, -1%, 0); filter: saturate(1.08); }
}


/* Shared cover preview for the bespoke immersive readers. The cover stays a
   quiet physical object in the opening composition while the research art
   remains the dominant field. */
.reader-cover-preview {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: clamp(46px, 7.4vw, 126px);
  width: clamp(178px, 16.5vw, 264px);
  margin: 0;
  transform: translateY(-50%) rotate(2.2deg);
  filter: drop-shadow(0 28px 32px rgba(0, 0, 0, .42));
}

.reader-cover-preview-frame {
  position: relative;
  padding: 10px;
  background: linear-gradient(145deg, rgba(27, 48, 59, .94), rgba(7, 16, 22, .92));
  border: 1px solid rgba(154, 205, 220, .35);
  box-shadow: 0 0 0 1px rgba(213, 239, 244, .08) inset, 0 14px 35px rgba(0, 0, 0, .28);
}

.reader-cover-preview-frame::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(198, 245, 221, .16);
  pointer-events: none;
}

.reader-cover-preview img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 420 / 543;
  object-fit: cover;
  background: #101a20;
}

.reader-cover-preview figcaption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 2px 0;
  color: #9db7c3;
  font: 8px/1.5 var(--mono);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.reader-cover-preview figcaption span:last-child {
  color: #c6f5dd;
}

@media (max-width: 1180px) {
  .reader-cover-preview {
    right: 5vw;
    width: 198px;
    opacity: .9;
  }
}

@media (max-width: 850px) {
  .reader-cover-preview {
    top: auto;
    right: var(--edge);
    bottom: 86px;
    width: 166px;
    transform: rotate(2deg);
    opacity: .82;
  }
  .reader-cover-preview figcaption {
    font-size: 7px;
  }
}

@media (max-width: 620px) {
  .reader-cover-preview {
    right: var(--edge);
    bottom: 80px;
    width: 132px;
  }
  .reader-cover-preview-frame {
    padding: 7px;
  }
  .reader-cover-preview figcaption {
    display: none;
  }
}

@media print {
  .reader-cover-preview {
    display: none;
  }
}